Topi Keskinen, a winger for HJK Helsinki, has joined Aberdeen.
The Dons have inked a four-year contract with the Finland U21 international.
“Topi is a really exciting young talent who we believe will add some real quality to our side here at Aberdeen,” said Aberdeen manager Jimmy Thelin.
“His arrival will strengthen our options in the forward areas and he has all the attributes to be a big success at this football club. His pace, creativity and also the fight and determination he shows will make him a major asset for the team.
“We believe this will be the perfect environment for Topi to continue his development and help him achieve international recognition.”